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US 11,999,395 B2Granted
Vehicle driving assistance method, onboard device, and vehicle having onboard device
AssigneeTriple Win Technology(Shenzhen) Co.Ltd.
InventorTzong-Yi Lee
Life of this patent
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Abstract
A vehicle driving assistance method includes detecting a speed of a vehicle, obtaining a speed limit of the vehicle in a corresponding section of road based on images when the speed of the vehicle exceeds the speed threshold, and issuing a warning when the speed of the vehicle exceeds the speed limit of the vehicle in the corresponding section of road.
Claims9
A vehicle driving assistance method comprising:
- detecting a speed of a vehicle;
- obtaining a speed limit of the vehicle in a corresponding section of road based on images in response that the speed of the vehicle exceeds the speed threshold, comprising:
- obtaining a track image of a track where the vehicle is located and calculating a track path based on the track image;
- calculating a track bending angle of the track based on the track path;
- and obtaining a speed limit according to the track bending angle;
- and
- issuing a warning when the speed of the vehicle exceeds the speed limit of the vehicle in the corresponding section of road.
4 more elements
An onboard device comprising:
- at least one processor;
- and
- a memory storing a plurality of instructions, which when executed by the at least one processor, cause the processor to:
- detect a speed of a vehicle;
- obtain a speed limit of the vehicle in a corresponding section of road based on images in response that the speed of the vehicle exceeds the speed threshold, comprising:
- obtaining a track image of a track where the vehicle is located and calculating a track path based on the track image;
- calculating a track bending angle of the track based on the track path;
- and obtaining a speed limit according to the track bending angle;
- and
- issue a warning when the speed of the vehicle exceeds the speed limit of the vehicle in the corresponding section of road.
7 more elements
A vehicle comprising an onboard device, the onboard device comprising a memory and a processor, the processor configured to:
- detect a speed of a vehicle;
- obtain a speed limit of the vehicle in a corresponding section of road based on images in response that the speed of the vehicle exceeds the speed threshold, comprising:
- obtaining a track image of a track where the vehicle is located and calculating a track path based on the track image;
- calculating a track bending angle of the track based on the track path;
- and obtaining a speed limit according to the track bending angle;
- and
- issue a warning when the speed of the vehicle exceeds the speed limit of the vehicle in the corresponding section of road.
4 more elements
Dependencies are inferred from the claim text.